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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d0ee157e7de36b409fb97b9fccec05bbc05ec2f436f3d939abc6456d6e0bd29c. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry



RemcosRAT


Vendor detections: 15


Maldoc score: 9


Intelligence 15 IOCs YARA 3 File information Comments

SHA256 hash: d0ee157e7de36b409fb97b9fccec05bbc05ec2f436f3d939abc6456d6e0bd29c
SHA3-384 hash: 9d422f16fc0e9be49f5659b03cc3cd28488ae87889657532c40adbd97542dc674e4820f2d7e0ca49d2f9868a03408060
SHA1 hash: 9ad048c327ef7e50ca629488e520b725e5bf3ce4
MD5 hash: f5672dbb7f04c9b5dbdee3b1e8b48c76
humanhash: timing-helium-mississippi-jupiter
File name:Thermo Fisher_RFQ_TFS-1705.xls
Download: download sample
Signature RemcosRAT
File size:626'176 bytes
First seen:2026-08-11 07:28:03 UTC
Last seen:2026-10-14 15:02:32 UTC
File type:Excel file xls
MIME type:application/vnd.ms-excel
ssdeep 12288:UKPda49bQASwY9hyeISIzduePgl/tlvPdb6fnyz/fvDf1o:UKZ9bLSv9TI7gNP9667Zo
TLSH T177D40102FB848826D54A16325BE325C5E72DFD57EF65894F23027B2E2D37BE1C432929
TrID 34.9% (.XLS) Microsoft Excel sheet (32500/1/3)
30.1% (.XLS) Microsoft Excel sheet (alternate) (28000/1/3)
26.3% (.XLS) Microsoft Excel sheet (alternate) (24500/1/2)
8.6% (.) Generic OLE2 / Multistream Compound (8000/1)
Magika xls
Reporter abuse_ch
Tags:cve-2017-0199 RemcosRAT xls

Office OLE Information


This malware samples appears to be an Office document. The following table provides more information about this document using oletools and oledump.

OLE id
Maldoc score: 9
Application name is Microsoft Excel
File Format is MS Excel 97-2003
Container Format is OLE
Office document is in encrypted
Office document contains VBA Macros
OLE dump

MalwareBazaar was able to identify 19 sections in this file using oledump:

Section IDSection sizeSection name
1114 bytesCompObj
2244 bytesDocumentSummaryInformation
3200 bytesSummaryInformation
4114 bytesMBD00447BFD/CompObj
5220 bytesMBD00447BFD/DocumentSummaryInformation
6132 bytesMBD00447BFD/SummaryInformation
771677 bytesMBD00447BFD/Workbook
899 bytesMBD00447BFE/CompObj
9219459 bytesMBD00447BFE/Package
10644 bytesMBD00447BFF/Ole
11314073 bytesWorkbook
12523 bytes_VBA_PROJECT_CUR/PROJECT
13104 bytes_VBA_PROJECT_CUR/PROJECTwm
14977 bytes_VBA_PROJECT_CUR/VBA/Sheet1
15977 bytes_VBA_PROJECT_CUR/VBA/Sheet2
16977 bytes_VBA_PROJECT_CUR/VBA/Sheet3
17985 bytes_VBA_PROJECT_CUR/VBA/ThisWorkbook
182644 bytes_VBA_PROJECT_CUR/VBA/_VBA_PROJECT
19553 bytes_VBA_PROJECT_CUR/VBA/dir
OLE vba

MalwareBazaar was able to extract and deobfuscate VBA script(s) the following information from OLE objects embedded in this file using olevba:

TypeKeywordDescription
SuspiciousHex StringsHex-encoded strings were detected, may beused to obfuscate strings (option --decode tosee all)

Intelligence


File Origin
# of uploads :
4
# of downloads :
178
Origin country :
CH CH
Vendor Threat Intelligence
Verdict:
Legit
File type:
application/vnd.ms-excel
Has a screenshot:
False
Contains macros:
False
Verdict:
Malicious
Score:
70%
Tags:
office macro micro
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Сreating synchronization primitives
Connection attempt by exploiting the app vulnerability
Sending an HTTP GET request
Sending a custom TCP request by exploiting the app vulnerability
Result
Verdict:
Malicious
File Type:
Legacy Excel File with Macro
Payload URLs
URL
File name
https://zor.fi/1c3g1
Embedded Ole
Behaviour
SuspiciousRTF detected
Document image
Document image
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm fingerprint macros powershell
Label:
Malicious
Suspicious Score:
10/10
Score Malicious:
1%
Score Benign:
0%
Verdict:
Malicious
File Type:
xls
First seen:
2026-08-10T05:59:00Z UTC
Last seen:
2026-08-13T03:55:00Z UTC
Hits:
~100
Result
Threat name:
n/a
Detection:
malicious
Classification:
expl
Score:
56 / 100
Signature
Document exploit detected (process start blacklist hit)
Excel sheet contains many unusual embedded objects
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Gathering data
Threat name:
Document-Excel.Exploit.CVE-2017-0199
Status:
Malicious
First seen:
2026-08-10 12:02:41 UTC
File Type:
Document
Extracted files:
65
AV detection:
8 of 23 (34.78%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  10/10
Tags:
persistence ransomware
Behaviour
Checks processor information in registry
Enumerates system info in registry
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Uses Volume Shadow Copy WMI provider
Uses Volume Shadow Copy service COM API
Process spawned unexpected child process
Please note that we are no longer able to provide a coverage score for Virus Total.

YARA Signatures


MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:informational_win_ole_protected
Author:Jeff White (karttoon@gmail.com) @noottrak
Description:Identify OLE Project protection within documents.
Rule name:Qbot
Author:Dhanunjaya
Description:Yara Rule to Detect Qbot
Rule name:XLS_STRINGS
Author:somedieyoungZZ
Description:Detect Strings targeting Bangladesh

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Comments